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A vidicon tube is a video camera tube design in which the target material is a photoconductor. The vidicon was developed in 1950 at RCA by P. K. Weimer, S. V. Forgue and R. R. Goodrich as a simple alternative to the structurally and electrically complex image orthicon.
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G.E. ceased production of its 3 x I.O., the type PC-25 in 1966. Meanwhile, the company had brought out, in 1965, a 4-tube vidicon camera, the GE PE-24, for film scanner use. [33] [34] This was followed by an all-Plumbicon 4-tube camera, the type PE250, which used conventional relay optics, rather than the prism optics of some other colour ...
Despite the camera tubes based on the idea of image dissector technology falling quickly and completely out of use in the field of Television broadcasting, they continued to be used for imaging in early weather satellites and the Lunar lander, and for star attitude tracking in the Space Shuttle and the International Space Station.
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The camera section held the lens and camera tube pre-amplifiers and other necessary electronics, and was connected to a large diameter multicore cable to the remainder of the camera electronics, usually mounted in a separate room in the studio, or a remote truck. The camera head could not generate a video picture signal on its own.
The EMI 2001 broadcast studio camera was an early, very successful British made Plumbicon studio camera that included the lens within the body of the camera. Four 30 mm tubes allowed one tube to be dedicated solely to producing a relatively high resolution monochrome signal, with the other three tubes each providing red, green and blue signals.
It was the third largest picture tube manufacturer in the world [4] valued at US$ 5.5 billion. [5] The company stopped trading and entered corporate insolvency proceeding in June 2018. In June 2021, NCLT approved Vedanta Group's bid to take over Videocon, paving the way for the new ownership. [6]